124639245

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 225342000

約数和(自身を除く): 100702755

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 149, 261, 435, 447, 641, 745, 1305, 1341, 1923, 2235, 3205, 4321, 5769, 6705, 9615, 12963, 18589, 21605, 28845, 38889, 55767, 64815, 92945, 95509, 167301, 194445, 278835, 286527, 477545, 836505, 859581, 1432635, 2769761, 4297905, 8309283, 13848805, 24927849, 41546415, 124639245]

約数ペア:

[(1, 124639245), (3, 41546415), (5, 24927849), (9, 13848805), (15, 8309283), (29, 4297905), (45, 2769761), (87, 1432635), (145, 859581), (149, 836505), (261, 477545), (435, 286527), (447, 278835), (641, 194445), (745, 167301), (1305, 95509), (1341, 92945), (1923, 64815), (2235, 55767), (3205, 38889), (4321, 28845), (5769, 21605), (6705, 18589), (9615, 12963)]